English
Related papers

Related papers: Domain-invariant Face Recognition using Learned Lo…

200 papers

Motivated by graphical models, we consider the "Sparse Plus Low-rank" decomposition of a positive definite concentration matrix -- the inverse of the covariance matrix. This is a classical problem for which a rich theory and numerical…

Optimization and Control · Mathematics 2019-01-31 Valentina Ciccone , Augusto Ferrante , Mattia Zorzi

A central problem in unsupervised domain adaptation is determining what to transfer from labeled source domains to an unlabeled target domain. To handle high-dimensional observations (e.g., images), a line of approaches use deep learning to…

Machine Learning · Computer Science 2026-04-28 Ignavier Ng , Yan Li , Zijian Li , Yujia Zheng , Guangyi Chen , Kun Zhang

Equivariance to random image transformations is an effective method to learn landmarks of object categories, such as the eyes and the nose in faces, without manual supervision. However, this method does not explicitly guarantee that the…

Computer Vision and Pattern Recognition · Computer Science 2019-08-20 James Thewlis , Samuel Albanie , Hakan Bilen , Andrea Vedaldi

Visual Domain Adaptation is a problem of immense importance in computer vision. Previous approaches showcase the inability of even deep neural networks to learn informative representations across domain shift. This problem is more severe…

Computer Vision and Pattern Recognition · Computer Science 2018-04-03 Swami Sankaranarayanan , Yogesh Balaji , Arpit Jain , Ser Nam Lim , Rama Chellappa

While existing face recognition systems based on local features are robust to issues such as misalignment, they can exhibit accuracy degradation when comparing images of differing resolutions. This is common in surveillance environments…

Computer Vision and Pattern Recognition · Computer Science 2013-04-09 Yongkang Wong , Conrad Sanderson , Sandra Mau , Brian C. Lovell

In this paper, we propose a framework for disentangling the appearance and geometry representations in the face recognition task. To provide supervision for this aim, we generate geometrically identical faces by incorporating spatial…

Computer Vision and Pattern Recognition · Computer Science 2020-01-15 Ali Dabouei , Fariborz Taherkhani , Sobhan Soleymani , Jeremy Dawson , Nasser M. Nasrabadi

We consider the problem of face swapping in images, where an input identity is transformed into a target identity while preserving pose, facial expression, and lighting. To perform this mapping, we use convolutional neural networks trained…

Computer Vision and Pattern Recognition · Computer Science 2017-07-28 Iryna Korshunova , Wenzhe Shi , Joni Dambre , Lucas Theis

The stunning progress in face manipulation methods has made it possible to synthesize realistic fake face images, which poses potential threats to our society. It is urgent to have face forensics techniques to distinguish those tampered…

Computer Vision and Pattern Recognition · Computer Science 2019-12-13 Jia Li , Tong Shen , Wei Zhang , Hui Ren , Dan Zeng , Tao Mei

Masked face recognition is important for social good but challenged by diverse occlusions that cause insufficient or inaccurate representations. In this work, we propose a unified deep network to learn generative-to-discriminative…

Computer Vision and Pattern Recognition · Computer Science 2024-05-28 Shiming Ge , Weijia Guo , Chenyu Li , Junzheng Zhang , Yong Li , Dan Zeng

Deep learning has recently been shown to be instrumental in the problem of domain adaptation, where the goal is to learn a model on a target domain using a similar --but not identical-- source domain. The rationale for coupling both…

Machine Learning · Computer Science 2018-08-17 Behrang Mehrparvar , Ricardo Vilalta

Surveillance scenarios are prone to several problems since they usually involve low-resolution footage, and there is no control of how far the subjects may be from the camera in the first place. This situation is suitable for the…

Computer Vision and Pattern Recognition · Computer Science 2021-01-27 Angelo G. Menezes

In the field of face recognition, a model learns to distinguish millions of face images with fewer dimensional embedding features, and such vast information may not be properly encoded in the conventional model with a single branch. We…

Computer Vision and Pattern Recognition · Computer Science 2020-05-26 Yonghyun Kim , Wonpyo Park , Myung-Cheol Roh , Jongju Shin

An ability to generalize unconstrained conditions such as severe occlusions and large pose variations remains a challenging goal to achieve in face alignment. In this paper, a multistage model based on deep neural networks is proposed which…

Computer Vision and Pattern Recognition · Computer Science 2020-02-05 Huabin Wang , Rui Cheng , Jian Zhou , Liang Tao , Hon Keung Kwan

There is a growing interest in designing models that can deal with images from different visual domains. If there exists a universal structure in different visual domains that can be captured via a common parameterization, then we can use a…

Computer Vision and Pattern Recognition · Computer Science 2019-02-20 Yunhui Guo , Yandong Li , Rogerio Feris , Liqiang Wang , Tajana Rosing

Generating and manipulating human facial images using high-level attributal controls are important and interesting problems. The models proposed in previous work can solve one of these two problems (generation or manipulation), but not both…

Computer Vision and Pattern Recognition · Computer Science 2017-04-10 Weidong Yin , Yanwei Fu , Leonid Sigal , Xiangyang Xue

Face images are subject to many different factors of variation, especially in unconstrained in-the-wild scenarios. For most tasks involving such images, e.g. expression recognition from video streams, having enough labeled data is…

Computer Vision and Pattern Recognition · Computer Science 2020-08-19 Marah Halawa , Manuel Wöllhaf , Eduardo Vellasques , Urko Sánchez Sanz , Olaf Hellwich

In medical imaging, the heterogeneity of multi-centre data impedes the applicability of deep learning-based methods and results in significant performance degradation when applying models in an unseen data domain, e.g. a new centreor a new…

Computer Vision and Pattern Recognition · Computer Science 2020-08-12 Hongwei Li , Timo Loehr , Anjany Sekuboyina , Jianguo Zhang , Benedikt Wiestler , Bjoern Menze

We propose a novel couple mappings method for low resolution face recognition using deep convolutional neural networks (DCNNs). The proposed architecture consists of two branches of DCNNs to map the high and low resolution face images into…

Computer Vision and Pattern Recognition · Computer Science 2017-06-21 Erfan Zangeneh , Mohammad Rahmati , Yalda Mohsenzadeh

Deep neural networks have dramatically advanced the state of the art for many areas of machine learning. Recently they have been shown to have a remarkable ability to generate highly complex visual artifacts such as images and text rather…

Computer Vision and Pattern Recognition · Computer Science 2016-07-08 Andrey Zhmoginov , Mark Sandler

We present a novel method for multi image domain and multi-landmark definition learning for small dataset facial localization. Training a small dataset alongside a large(r) dataset helps with robust learning for the former, and provides a…

Computer Vision and Pattern Recognition · Computer Science 2022-10-17 David Ferman , Gaurav Bharaj